Used with no apparent flaws.
1-1/2-6 NC x 2.5" Hex Irwin Hanson 7274 Rethread Die Carbon Steel RH
7268 1-1/8-7 NC x 2" Irwin Hex Rethread Die Carbon Steel RH
Helicoil 5546-16 Thread Repair Kit, 16mm x 2.00 NC
3/4-10 NC x 1-7/16" Hex Die Irwin Hanson 7258 ZR Rethreading CS
1/4-20 NC X 1" Hex Die Irwin Hanson 6520 ZR Rethreading Carbon Steel USA
5/16-18 NC X 1" Hex Die Irwin Hanson 6527 Rethreading Carbon Steel USA
